Textron PT-3500, Руководство оператора

Страница: 104 / 136

Revolution Series PT-3500 / PT-7500 Puller Tensioner Page 96
Maintenance
Drum/Reel Drive Assembly
Drive Motor(s)
The PT-7500 comes equipped with two
hydraulic motors- one on each side of the
drive shaft. The PT-3500 comes equipped
with one hydraulic motor on one end of the
drive shaft and a pillow block bearing on the
other end of the drive shaft.
(For pillow block
bearing maintenance see Pillow Block Bearing section.)

The drive motor(s), should be inspected
for obvious signs of damage prior to each
operation-
(see Pre-Operation Checklist section).
 The drive motor(s) mounting bolts/nuts
should be inspected for damage and
torqued to 400 ft. lbs. in accordance with
the preventive maintenance schedule.

Inspect the sensor connection to ensure
that there is no
damaged. Inspect
the sensor wires for
frayed or cut wires.
Ensure that all sensor
connections to the
motor are secure.

The hydraulic hose connections should
also be inspected for
damage and leaks prior
to operation. If leaks are
found,
replace the
damaged hose/fitting.
(See Hydraulic Hose
Replacement Section.)
WARNING: Loss of Limb/Death : System must be
off and tagged out prior to attempting any
maintenance on the drive assembly
.
WARNING Never check for hydraulic leaks with
hands or body. When under pressure, leaks can
puncture skin. Small or pinhole size leaks may be
invisible during visual inspection. (Using a piece of
cardboard or wood is recommended).